To start learning Kassav - Ou Lé chords, delve into these chords sequence to get the song's feel: A, E, B, E, B, A, E and A. I suggest starting at a calm pace of 50 BPM, and as you gain confidence, approach the song's BPM of 100. Given the song's key of E Major, adjust the capo to align with your vocal range and chord preference.