Comments by the president-elect regarding lack of transparency at the development bank provoked a response from the bank's employees.
The new chiefs will assume their posts on December 1, when AMLO takes office.
The monetary authority also said that the economy is growing below its potential.
The economy has been recovering from a prolonged slowdown that started with the decline in copper prices in 2011 and intensified over the last few years. Reflecting a considerable rebound in both mining and non-mining, economic growth in the first half of 2018 has been the strongest since 2012.
Brazilians are increasingly using smartphones and PDAs to conduct their financial transactions.
The net outflow in October came after many months of net inflows.