>>43116102Sure you can. Several religions/mythologies have just that.
Besides, "govern" for something so abstract is in itself pretty abstract, it isn't like dialga is constantly giving conscious orders. "Alright, now you advance a second. Now, another second. Oh, and now advance a second"
The world has also seen many MANY instances of two presidents, or two kings, governing over one country. It usually means war, and sometimes it doesn't, but it can and does happen.