Amazon often issues contradictory language because the people who write the help pages are not the same people who write emails and they don’t talk to each other. The language around credit cards vs debit cards is an example.
The only way to know which statement is true is to wait until they either trash your existing templates… or not.
You can try asking Seller Support or a mod on the NSFE, but if you come back an hour later and ask again, you will probably get a different answer, and they will both end up being wrong.