Most conjoined twins don't survive. Some do and live atypical lives. My argument is that, 1 brain cannot control 2 bodies, and 2 brains cannot control 1 body. In A&B's case, their core organs are approaching 1:1, and each controls a couple extremities on their respective side.
Many "government" entities in the US are private for-profit companies: Postal Service, vehicle licensing, electric companies, water companies, which control the very infrastructure of everyday life.
Somewhere out there, and new graffiti writer has chosen this name