Can multiple Supplier remittance email addresses be entered and then sent via Separate Remittance Ad

Hello,
We have several Suppliers who request that we send the Separate Remittance Advices generated from our Payments to more than one Supplier email address.  We have tested this (separated the addresses with a semicolon (;)) and the process failed.  We are not sure if it is because we entered two remittance email addresses for the supplier, or if we need to adjust something in our test environment that we normally would not have to do in production.  I have researched this issue in MOS and it looks like the TCA was designed to accommodate one email address.  But another (rather