High Score Productions was doing the SEGA Genesis and SEGA CD versions of those games, while
Visual Concepts handled the Super Nintendo editions. Back in the early days of EA Sports, there was much less parity between consoles, hence there was one development team assigned to each platform.
High Score Productions' only Super Nintendo games were NHL 96 and Madden 96, both of which they were only doing because EA Sports was swamped with work that year trying to release 16-bit and 32-bit versions of all their sports series at the same time.
This "About the Artists" profile on Visual Concepts is from the Super Nintendo manual of Madden 95: