The second cycle of African Nations Cup group-stage contests commenced on Wednesday with two games in Group A, both played at Angondje Stadium in Libreville, Gabon.
In the opener, Pierre-Emerick Aubameyang's successfully-converted penalty kick in the 38th minute lifted hosts Gabon to a 1-1 draw with Burkina Faso, whose tally came in the 23rd minute by Prejuce Nakoulma.
In the nightcap, Michael Ngadeu-Ngadjui scored the winning goal in the 78th minute to propel Cameroon to a 2-1 victory over Guinea-Bissau.
Group A Standings:
1. Cameroon (GP: 2; GD: +1; PTS: 4)
2. Gabon (GP: 2; GD: 0; PTS: 2)
Burkina Faso (GP: 2; GD: 0; PTS: 2)
4. Guinea-Bissau (GP: 2; GD: -1; PTS: 1)