This is not over by a long shot, Cboldt.
My take is that VA law requires a witness signature, printed name and printed address when the ballot and request for absentee ballot are combined into a single writing.
And so, what you are saying is that it is against federal law to require a witness signature, name and address when an overseas person presents a write in ballot and absentee ballot application in a single writing.
I haven't dug far enough into the weeds to know, one way or the other. At this point I've just been reproducing links and parts of the documents found at those links.