In speech, I find it entirely acceptable to use disjunctive pronouns, for emphasis or simply to introduce the subject(s) of a sentence.
When talking about my late DH, I might say, " Me and him, we had a ridiculous amount of fun." But I wouldn't write it.
It's analogous to the French usage, which would also be acceptable in writing.
As for different to and different from, both have been in use for centuries, as also has different than.
The prescriptive attitude to language of teachers in the 1950s seems now to be rather ridiculous.