I am not aware if, for example, if you add another destination address and verify it firstly.
Therefore, create a new “custom address” - > in the field type the same alias, but select different destination address (2nd one).
I tried as above stated, and it did not worked (2 custom addresses → same alias, email didn’t come on neither of the two destination addresses).
As it seems currently it is not possible?
And here I found, unfortunately this is currently not possible:
I can see there is feature request for this already.
Kindly, if interested and you would like to have this feature, please vote for this here: