alt Hacker NewsYou can catch it with a footprint review. List all your new footprints or old footprints assigned to new parts, and have someone else check them against the datasheets. Or if you ever have the good fortune to work with a very good layout designer, they will check things like that for you just to catch you out.
I've seen such things pass through multiple layers of review. It's the kind of thing everyone knows to look for but takes a lot of effort to catch.