Why not? If it can be folded into a carry-on, draw a line between bicycle and wheelchair. I doubt many would object to a carry that turns into an electric wheelchair.
This reminds me so much of the “no vehicles in the park” test.[1] We allow wheelchairs as a special case for people with mobility issues, not because we want bike lanes inside airports.
[1]: https://news.ycombinator.com/item?id=36453856