Steps to reproduce:

1) Download attached project 'Solitaire.zip' and open in Unity
2) Build and run 'Game' scene on a device
Note: There will be some sprite distortions on yellow squares

Expected result: Sprite should be rendered without any distortions(see attached image 'EexpectedResult.png')
Actual result: There are some distortions on yellow square's sides(see attached image 'ActualResult.png')

Reproduced with:
5.5.0b1, 5.5.0p4, 5.6.0b4

DUT:
Reproduced with:
Google Nexus 5[hammerhead], Adreno 330, OS version 6.0.1
Samsung Galaxy S 5[SM-G900F], Adreno 330, OS version 6.0.1

Not reproduced with:
Samsung Galaxy S 6Edge[SM-G925F], ARM Mali-T760MP8, OS version 6.0.1
Samsung Galaxy S 7[SM-G930V], Adreno 530, OS version 6.0.1