The clubs had attempted to keep the deal quiet until the end of the La Liga season, but Brazilian outlet Globoesporte have announced an agreement has been reached.
Lancashire batsman Liam Livingstone and Essex starlet Dan Lawrence will both hope to make an impact during the series, which takes place at Trent Bridge and Wantage Road between June 1 and 5.
Manny Pacquiao was busy gearing up for his fight against Australian boxer Jeff Horn on 2 July as he worked up a sweat in the Elorde gym back home in Manila, Philippines.
The fixture, which is due to take place at Twickenham on Sunday, May 28, precedes the Red Rose's summer tour to New Zealand. Jones will also have to name a new interim captain.
Tielemans has starred for the Belgian side this season as they won the title and made it to the last eight of the Europa League. The 20-year-old has scored 18 goals in all competitions.