When partially intersecting one face, the opposite face will completely disappear. This is best seen when partially intersecting a face not moving perpendicular to the player.
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[media][media][media][media][media][media][media][media][media][media]
Can confirm in 20w51a.
Can confirm in 21w05b.
Can confirm in 21w06a.

Also affects the top and bottom too

This issue was fixed in 24w33a.
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