Prithvi Shaw and Suryakumar Yadav cleared to fly to England directly from Sri Lanka.
A severely depleted India line-up hobbled to an inadequate 81 for 8 in their 20 overs.
Sri Lanka hold nerve to sink depleted India in low-scoring thriller, a weakened India line-up only managed 132.
India beat Sri Lanka by 38 runs in the first T20 International at R.Premadasa Stadium, Colombo on Sunday.
Jayawickrama and Dananjaya bagged three wickets apiece while Fernando and Rajapaksa scored half-centuries.
Deepak Chahar and Bhuvneshwar Kumar added unbeaten 84 runs for 8th wicket, after India were 193 for 7 in 36th over.
India beat Sri Lanka by seven wickets in the first One-day International to take a 1-0 lead in the three-match ODI series at the R Premadasa Stadium on Sunday.
Bhuvneshwar to be his deputy, six uncapped players named in 20-man squad.