Contentious - yes. Winning bridge as played by almost all top players worldwide - also yes. The main reason for being happy to open 1 NT with hand such as these ...

.is that you get the hand off your chest in one bid and don’t have to find a rebid. The ramifications are huge. Removing these 5332 hands with a five-card major from the 1 ♥/♠ opening bid means that if, for example, you open 1 ♥ and rebid 2 ♥ over 1 ♠, you MUST have six hearts (with the 5 ♥332 shape that would otherwise have to open 1 ♥ and rebid 2 ♥, you have opened 1 NT).

Exercise: What is your bidding strategy with these opening hands?

With Hand (i) open 1 NT: no need for a rebid.

With Hand (ii) open 1 ♠ and rebid 2 ♠ over 2 ♣ promising six spades [but only if you open 1 NT with Hand (i)!].

With Hand (iii) open 1 NT – avoiding the ghastly rebid problem you would face if you opened 1 ♥ and partner responded 1 ♠.

With Hand (iv), too strong to open 1 NT, you open 1 ♥ and rebid notrumps at the lowest level, showing 15-16 balanced.

Although it is the inferences available to partner when you don’t open 1 NT that is the big plus (of opening 1 NT with a five-card major), sometimes hiding the major in the 1 NT opener reaps rewards...