Meanwhile, UEFA has confirmed that the round of 16 second leg matches will be played as scheduled at venues of the home teams.
The quarter-finals matches in the Europa League are scheduled for August 10 and 11.
French league champions Paris Saint-Germain are set to face Atalanta, who have been a surprise package in this year's UCL.
The tournament will conclude in a tournament-style event out in Lisbon.
The victor of the series will face Lyon or Juventus in a quarterfinal matchup.
Ligue 1 giants Paris Saint-Germain, who got the better of Germany's Borussia Dortmund in the last round, will take on Serie A team Atalanta after the Italian side enjoyed a victory over Spanish club Valencia.
A win at Brighton would confirm City's berth in the top four and snap a run of three straight league defeats on the road - the worst away run in Guardiola's managerial career.
Elsewhere, Atletico Madrid will be taking on RB Leipzig in an exciting clash.
This situation threatens to ruin UEFA's plans, although its president Aleksander Ceferin remains optimistic.
The rest of the draw depends on the outcome of the second-leg ties in the last 16.