Should a semicolon be used before both a coordinating conjunction and a conjunctive adverb?

Solution 1:

The semicolon is extremely odd there. It feels like the sort of thing someone would write who wasn't experienced.

In both cases, I would eschew the middle comma:

My hobbies include being a couch potato, eating lots of food and, accordingly, sleeping.
He can use English to speak, write and, hence, read.

This violates the supposed "Oxford comma" rule, of course, but despite what The New Yorker might think, sometimes less is more. (And note that there is certainly no "Oxford semicolon" rule.)

Note also that the adverbs you're talking about here are not conjunctive. They are used parenthetically.