Outbound rule creation fails when more than one backend pool exists

[mbrat2005]

Set-AzLoadBalancer: Is is not supported to have more than a single outbound rule using frontendIPConfiguration
/subscriptions/xx-xx-x-x/resourceGroups/rg-008-basic-lb-nat-pool/providers/Microsoft.Network/loadBalancers/lb-standard-01/frontendIPConfigurations/fe-01 with same or overlapping
protocol. This frontendIPConfiguration is used by the following outbound rules:
/subscriptions/xx-xx-x-x/resourceGroups/rg-008-basic-lb-nat-pool/providers/Microsoft.Network/loadBalancers/lb-standard-01/outboundRules/be-01,/subscriptions/xx-xx-x-x/resourceGroups/rg-008-basic-lb-nat-pool/providers/Microsoft.Network/loadBalancers/lb-standard-01/outboundRules/be-02 StatusCode: 400 ReasonPhrase: Bad Request ErrorCode:
MoreThanOneOutboundRuleUsingSameFrontendIPConfigurationAndProtocolIsNotSupported ErrorMessage: Is is not supported to have more than a single outbound rule using frontendIPConfiguration
/subscriptions/xx-xx-x-x/resourceGroups/rg-008-basic-lb-nat-pool/providers/Microsoft.Network/loadBalancers/lb-standard-01/frontendIPConfigurations/fe-01 with same or overlapping
protocol. This frontendIPConfiguration is used by the following outbound rules:
/subscriptions/xx-xx-x-x/resourceGroups/rg-008-basic-lb-nat-pool/providers/Microsoft.Network/loadBalancers/lb-standard-01/outboundRules/be-01,/subscriptions/xx-x-x-x/resourceGroups/rg-008-basic-lb-nat-pool/providers/Microsoft.Network/loadBalancers/lb-standard-01/outboundRules/be-02 OperationID : 429cdb94-b0f5-4b96-8f73-cd209ec8508a

[mbrat2005]

Also:
OutboundRuleCannotBeUsedWithBackendAddressPoolThatIsReferencedBySecondaryIpConfigsErrorMessage: OutboundRule

[mbrat2005]

Opening new feature request to support backend pool to outbound rule options