Has an AFL game ever ended 47-46?
Exactly once. On June 9, 1902, Melbourne beat Sydney 47-46, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 47-46 in league history.
That makes 47-46 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 48-46 has happened 1 times and 47-47 has happened never.